1// SPDX-License-Identifier: GPL-2.0+ 2/* 3 * (C) Copyright 2019 4 * Ramon Fried <rfried.dev@gmail.com> 5 */ 6 7#include <common.h> 8#include <command.h> 9#include <net.h> 10#include <net/pcap.h> 11 12static int do_pcap_init(struct cmd_tbl *cmdtp, int flag, int argc, 13 char *const argv[]) 14{ 15 phys_addr_t addr; 16 unsigned int size; 17 18 if (argc != 3) 19 return CMD_RET_USAGE; 20 21 addr = hextoul(argv[1], NULL); 22 size = dectoul(argv[2], NULL); 23 24 return pcap_init(addr, size) ? CMD_RET_FAILURE : CMD_RET_SUCCESS; 25} 26 27static int do_pcap_start(struct cmd_tbl *cmdtp, int flag, int argc, 28 char *const argv[]) 29{ 30 return pcap_start_stop(true) ? CMD_RET_FAILURE : CMD_RET_SUCCESS; 31} 32 33static int do_pcap_stop(struct cmd_tbl *cmdtp, int flag, int argc, 34 char *const argv[]) 35{ 36 return pcap_start_stop(false) ? CMD_RET_FAILURE : CMD_RET_SUCCESS; 37} 38 39static int do_pcap_status(struct cmd_tbl *cmdtp, int flag, int argc, 40 char *const argv[]) 41{ 42 return pcap_print_status() ? CMD_RET_FAILURE : CMD_RET_SUCCESS; 43} 44 45static int do_pcap_clear(struct cmd_tbl *cmdtp, int flag, int argc, 46 char *const argv[]) 47{ 48 return pcap_clear() ? CMD_RET_FAILURE : CMD_RET_SUCCESS; 49} 50 51U_BOOT_LONGHELP(pcap, 52 "- network packet capture\n\n" 53 "pcap\n" 54 "pcap init\t\t\t<addr> <max_size>\n" 55 "pcap start\t\t\tstart capture\n" 56 "pcap stop\t\t\tstop capture\n" 57 "pcap status\t\t\tprint status\n" 58 "pcap clear\t\t\tclear capture buffer\n" 59 "\n" 60 "With:\n" 61 "\t<addr>: user address to which pcap will be stored (hexedcimal)\n" 62 "\t<max_size>: Maximum size of pcap file (decimal)\n" 63 "\n"); 64 65U_BOOT_CMD_WITH_SUBCMDS(pcap, "pcap", pcap_help_text, 66 U_BOOT_SUBCMD_MKENT(init, 3, 0, do_pcap_init), 67 U_BOOT_SUBCMD_MKENT(start, 1, 0, do_pcap_start), 68 U_BOOT_SUBCMD_MKENT(stop, 1, 0, do_pcap_stop), 69 U_BOOT_SUBCMD_MKENT(status, 1, 0, do_pcap_status), 70 U_BOOT_SUBCMD_MKENT(clear, 1, 0, do_pcap_clear), 71); 72